GPT-5.5 Pro (batch)
LLM
by openai ·
openai-gpt-55-pro-20260423
Context window
1.1M
Max output
128K
Providers
1
Best input
$30.00
About this model
GPT-5.5 Pro is OpenAI’s high-capability model optimized for deep reasoning and accuracy on complex, high-stakes workloads. It features a 1M+ token context window (922K input, 128K output) with support for...
Providers & prices
| Provider | Input $/MTok | Output $/MTok | Context | Upstream ID |
|---|---|---|---|---|
| O OpenAI | $30.00 | $180.00 | 1.1M | openai/gpt-5.5-pro |